Home / 1,359,938.20-2,040,351.10-650,021.56

Finding the Fourth Proportional to 1,359,938.20, 2,040,351.10 and 650,021.56

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Solution

The fourth proportional to 1,359,938.20, 2,040,351.10 and 650,021.56 is: 975,244.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,938.20 : 2,040,351.10 = 650,021.56 : x
  2. Step 2: Convert to fraction form
    1,359,938.20/2,040,351.10 = 650,021.56/x
  3. Step 3: Cross multiply
    1,359,938.20x = 2,040,351.10 × 650,021.56
  4. Step 4: Simplify right side
    1,359,938.20x = 1,326,272,204,969.72
  5. Step 5: Solve for x
    x = 1,326,272,204,969.72/1,359,938.20
  6. Step 6: Final answer
    x = 975,244.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.